Patents by Inventor Steven H. Ghim

Steven H. Ghim has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Dental lip retractor
    Patent number: 6964570
    Abstract: A dental retractor comprising a substantially U-shaped strip and an elongated handle. The U-shaped strip has a top edge and a bottom edge. Each of the top and bottom edges forms a substantially U-shape, wherein the U-shape formed by the bottom edge is smaller than the U-shape formed by the top edge. The elongated handle has a distal end of the handle attached to the U-shaped strip at a substantially trough point of the U-shaped strip.
    Type: Grant
    Filed: March 17, 2003
    Date of Patent: November 15, 2005
    Inventor: Steven H. Ghim
  • Dental lip retractor
    Publication number: 20040185415
    Abstract: A dental retractor comprising a substantially U-shaped strip and an elongated handle. The U-shaped strip has a top edge and a bottom edge. Each of the top and bottom edges forms a substantially U-shape, wherein the U-shape formed by the bottom edge is smaller than the U-shape formed by the top edge. The elongated handle has a distal end of the handle attached to the U-shaped strip at a substantially trough point of the U-shaped strip.
    Type: Application
    Filed: March 17, 2003
    Publication date: September 23, 2004
    Inventor: Steven H. Ghim